Slipper



FIG. 1 is a perspective view of a slipper, showing my new design;

FIG. 2 is is another perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear side view thereof;

FIG. 5 as a left side view thereof;

FIG. 6 is a right view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof. 

CLAIM The ornamental design for a slipper, as shown and described. 